The Ring Assembly,electrical Contact, cataloged under National Stock Number 5977-01-430-4990, is classified within Federal Supply Class 5977 (Electrical Contact Brushes and Electrodes) of the Electrical and Electronic Equipment Components group. The manufacturer of record is General Dynamics Land Systems Inc.. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Ring Assembly,electrical Contact |
| FSC / FSG | 5977 — Electrical Contact Brushes and Electrodes (FSG 59) |
| Manufacturers | General Dynamics Land Systems Inc. (CAGE 13160) |
| Parameter | Value |
|---|---|
| NSN | 5977-01-430-4990 |
| Primary Part Number | 101300-05 |
| Item Name | Ring Assembly,electrical Contact |
| FSC / FSG | 5977 / 59 — Electrical Contact Brushes and Electrodes |
| Manufacturer | General Dynamics Land Systems Inc. |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 101300-05 PRIMARY | General Dynamics Land Systems Inc. (USA) |
| Reference | Meaning |
|---|---|
| 65505-3 | 5/2 Secondary reference U.S. Government activity |
NSN 5977-01-430-4990 is a Ring Assembly,electrical Contact, manufactured by General Dynamics Land Systems Inc., classified under FSC 5977, Electrical Contact Brushes and Electrodes. Status: active.
NSN 5977-01-430-4990 has 1 manufacturer part number on file: 101300-05 (General Dynamics Land Systems Inc.).
2 possible matches (shared part number, not a government interchangeability claim): 5998-01-606-4394, 4820-01-666-7339. Verify interchangeability with system specifications before substitution.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 5977-01-430-4990 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.